{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Chapter 21 The Immune System BB Version

Lymph s nodes nodes acquired immune deficiency

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: oducing autoanitbodies autoanitbodies Termed an autoimmunity, or an Termed autoimmune disease autoimmune Types of Autoimmune diseases Types Multiple sclerosis: white matter of brain and spinal cord spinal Myasthenia gravis: impairs neuromuscular junctions junctions Grave’s disease: excess thyroxine Type I (juvenile) diabetes mellitus: β cells, losing insulin and the use of carbohydrates losing Systemic lupus erythematosus (SLE): kidney, heart, lungs, skin heart, Glomerulonephritis: renal function Rheumatoid arthritis (RA): joints How can you lose detection of self? How Lymphocyte programming ineffective T and B cells during programming phase in and thymus and bone marrow escape rather than be destroyed (occurs in multiple sclerosis) multiple New self-antigens appear By gene mutation or hapten attachment as a By result of infectious damage result Foreign antigens resemble self-antigens Similar determinants of foreign and self crossreact (e.g. rheumatic fever) react rheumatic Hypersensitivities (i.e. allergies) Hypersensitivities Fighting a perceived threat: allergen Three different types of hypersensitivities Immediate Begin in seconds, lasts for about ½ an hour Subacute Begin...
View Full Document

{[ snackBarMessage ]}